@misc{indiciaeccf4dec0ff3c,
  title = {Endoscopic papillotomy.},
  author = {H E Houston},
  year = {1980},
  doi = {10.1001/archsurg.1980.01380070075017},
  url = {https://pubmed.ncbi.nlm.nih.gov/7387380/},
  note = {Source identifier: 7387380}
}